1453 – Mehmed II begins his siege of Constantinople (Istanbul) - the city eventually falls on May 29th.1513 – Juan Ponce de Leon becomes the first European to set foot on Florida.1755 – Commodore William James captures the pirate fortress of Suvarnadurg on west coast of India.1792 – United States Mint is established after the passage of the The Coinage Act.1801 – Battle of Copenhagen – The British destroy the Danish fleet (Napoleonic Wars).1810 – Napoleon Bonaparte marries Archduchess Marie Louise of Austria.1863 – Richmond Bread Riot - food shortages incite 100s of angry women to riot in Richmond, Virginia.1865 – The Siege of Petersburg is broken – Union troops capture the trenches around Petersburg, Virginia (American Civil War).1865 – Confederate President Jefferson Davis & most of his Cabinet flee the Confederate capital of Richmond, Virginia (American Civil War).1900 – Foraker Act passed by the US Congress - giving Puerto Rico limited self-rule.1902 – Dmitry Sipyagin, Minister of Interior of the Russian Empire, is assassinated in the Marie Palace, St Petersburg.1902 – Electric Theatre - 1st full-time movie theater in the United States, opens in Los Angeles, California.1917 – President Woodrow Wilson asks the U.S. Congress for a declaration of war on Germany (World War I).1930 – Haile Selassie is proclaimed emperor of Ethiopia.1945 – Diplomatic relations between the Soviet Union & Brazil are established.1962 – First official Panda crossing is opened outside Waterloo station, London.1972 – Actor Charlie Chaplin returns to the United States for the first time after being labelled a communist during the Red Scare (1950s).1972 – The Easter Offensive begins – North Vietnamese soldiers of the 304th Division take the northern half of Quang Tri Province (Vietnam War).1973 – Launch of the LexisNexis computerized legal research service.1975 – Civilian refugees flee from the Quang Ngai Province as North Vietnamese troops advance (Vietnam War).1975 – Completed construction of the CN Tower in Toronto, Ontario, Canada.1980 – Crude Oil Windfall Profits Tax Act signed by President Jimmy Carter.1982 – Falklands War - Argentina invades the Falkland Islands.1984 – Squadron Leader Rakesh Sharma is launched aboard Soyuz T-11 - becoming the 1st Indian in space.1989 – Mikhail Gorbachev arrives in Havana, Cuba to meet with Fidel Castro in an attempt to mend strained relations.1991 – Rita Johnston becomes the 1st female Premier of a Canadian province when she is elected Premier of British Columbia.1992 – Mafia boss John Gotti is convicted of murder & racketeering in New York.2004 – Islamist terrorists attempt to bomb the Spanish high-speed train AVE near Madrid is thwarted.2006 – Multiple (more than 60) tornadoes break out in the US, especially in Tennessee.